@article{10_4064_cm_75_2_183_193,
     author = {Thomas H\"ubner},
     title = {Rank additivity for quasi-tilted algebras of canonical type},
     journal = {Colloquium Mathematicum},
     pages = {183--193},
     publisher = {mathdoc},
     volume = {75},
     number = {2},
     year = {1998},
     doi = {10.4064/cm-75-2-183-193},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-75-2-183-193/}
}